eve
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Filesystem-first framework for durable backend AI agents that run anywhere.
1 lines • 3.38 kB
JavaScript
import{dirname,join,resolve,sep}from"node:path";import{readFile,stat}from"node:fs/promises";import{parse}from"#compiled/jsonc-parser/index.js";const packageTsConfigPathsCache=new Map,nearestPackageRootCache=new Map;function createAuthoredPackageTsConfigPathsPlugin(e){return{name:`eve-package-tsconfig-paths`,async resolveId(t,r,i){if(r===void 0||!isPackageImport(t))return;let a=resolve(r);if(isPathInsideOrEqual(a,e.appPackageRoot))return;let o=await resolveNearestPackageRoot(a);if(o===void 0||isPathInsideOrEqual(o,e.appPackageRoot))return;let s=await loadPackageTsConfigPaths(o);if(s!==void 0)for(let n of createTsConfigPathCandidates(t,s)){let t=await this.resolve(n,r,{kind:i.kind,skipSelf:!0});if(t!==null)return t;let a=await resolveExistingPath(n,e.extensions);if(a!==void 0)return{id:a}}}}}function loadPackageTsConfigPaths(e){let t=packageTsConfigPathsCache.get(e);if(t!==void 0)return t;let n=readPackageTsConfigPaths(e);return packageTsConfigPathsCache.set(e,n),n}async function readPackageTsConfigPaths(t){let r=await readPackageConfig(t);if(r===void 0)return;let i=[],a=parse(r.source,i,{allowTrailingComma:!0});if(i.length>0||!isObjectRecord(a))return;let s=a.compilerOptions;if(!isObjectRecord(s)||!isObjectRecord(s.paths))return;let c=dirname(r.path),l=typeof s.baseUrl==`string`?resolve(c,s.baseUrl):c,u=Object.entries(s.paths).flatMap(([e,t])=>!Array.isArray(t)||!t.every(e=>typeof e==`string`)?[]:[{pattern:e,targets:t}]).sort((e,t)=>t.pattern.length-e.pattern.length);if(u.length!==0)return{baseDirectory:l,entries:u}}async function readPackageConfig(e){for(let n of[`tsconfig.json`,`jsconfig.json`]){let r=join(e,n);try{return{path:r,source:await readFile(r,`utf8`)}}catch(e){if(!isPathNotFoundError(e))throw e}}}function createTsConfigPathCandidates(e,t){let r=[];for(let i of t.entries){let a=matchTsConfigPathPattern(e,i.pattern);if(a!==void 0)for(let e of i.targets){let i=e.includes(`*`)?e.replaceAll(`*`,a):e;r.push(resolve(t.baseDirectory,i))}}return r}function matchTsConfigPathPattern(e,t){let n=t.indexOf(`*`);if(n===-1)return e===t?``:void 0;let r=t.slice(0,n),i=t.slice(n+1);if(!(!e.startsWith(r)||!e.endsWith(i)))return e.slice(r.length,e.length-i.length)}async function resolveExistingPath(e,n){if(await existsAsFile(e))return e;for(let t of n){let n=`${e}${t}`;if(await existsAsFile(n))return n}for(let r of n){let n=join(e,`index${r}`);if(await existsAsFile(n))return n}}async function existsAsFile(e){try{return(await stat(e)).isFile()}catch{return!1}}function resolveNearestPackageRoot(t){let n=dirname(t),r=nearestPackageRootCache.get(n);if(r!==void 0)return r;let i=findNearestPackageRoot(n);return nearestPackageRootCache.set(n,i),i}async function findNearestPackageRoot(n){let r=n;for(;;){if(await pathExists(join(r,`package.json`)))return r;let n=dirname(r);if(n===r)return;r=n}}async function pathExists(e){try{return await stat(e),!0}catch{return!1}}function isPathNotFoundError(e){return typeof e==`object`&&!!e&&`code`in e&&(e.code===`ENOENT`||e.code===`ENOTDIR`)}function isPackageImport(e){return e.startsWith(`.`)||e.startsWith(`/`)||/^[A-Za-z]:[\\/]/.test(e)?!1:!/^(?:node|data|file):/.test(e)}function isObjectRecord(e){return typeof e==`object`&&!!e&&!Array.isArray(e)}function isPathInsideOrEqual(e,t){let i=resolve(e),a=resolve(t);return i===a||i.startsWith(`${a}${sep}`)}export{createAuthoredPackageTsConfigPathsPlugin};